---> uname -a: Linux prd-centos8-docker-8c-8g-2463.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-7 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1063 26481 19 4345 30359 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:66:1e:95 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.230/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85964sec preferred_lft 85964sec inet6 fe80::f816:3eff:fe66:1e95/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:dc:c6:77:85 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:dcff:fec6:7785/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 03/31/2026 _x86_64_ (8 CPU) 15:49:56 LINUX RESTART (8 CPU) 03:50:00 PM tps rtps wtps bread/s bwrtn/s 03:51:01 PM 359.68 143.72 215.97 16966.79 41672.67 03:52:01 PM 300.18 19.14 281.04 7730.89 14829.87 03:53:01 PM 70.47 1.85 68.62 799.07 10983.25 03:54:01 PM 112.31 14.58 97.73 1222.66 29670.59 03:55:01 PM 205.26 0.08 205.18 75.57 19872.34 03:56:01 PM 29.36 0.07 29.29 50.12 1628.61 03:57:01 PM 40.24 0.25 39.99 40.93 4436.26 Average: 160.03 25.90 134.13 3865.97 17631.05 03:50:00 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:51:01 PM 29692828 31296192 2962884 9.07 2688 1929216 1381792 4.10 137612 2405152 150728 03:52:01 PM 28372104 30719972 4283608 13.12 2688 2660412 1848620 5.48 287268 3513552 309616 03:53:01 PM 27641492 30072104 5014220 15.35 2688 2741480 2845608 8.44 328388 4192504 56284 03:54:01 PM 25334476 28601936 7321236 22.42 2688 3561092 5736292 17.02 546664 6207768 1760 03:55:01 PM 25648020 29459816 7007692 21.46 2688 4102856 2931464 8.70 667548 5774524 456 03:56:01 PM 25537220 29395084 7118492 21.80 2688 4147896 2933412 8.70 675472 5873612 6392 03:57:01 PM 27107344 31077880 5548368 16.99 2688 4258144 1530032 4.54 829196 4150576 24840 Average: 27047641 30088998 5608071 17.17 2688 3343014 2743889 8.14 496021 4588241 78582 03:50:00 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:51:01 PM lo 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 03:51:01 PM eth0 362.73 228.99 1649.29 73.14 0.00 0.00 0.00 0.00 03:51:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:52:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:52:01 PM eth0 545.65 406.33 6019.16 57.14 0.00 0.00 0.00 0.00 03:52:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:53:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:53:01 PM eth0 371.57 248.29 1036.52 82.77 0.00 0.00 0.00 0.00 03:53:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:54:01 PM lo 7.36 7.36 0.85 0.85 0.00 0.00 0.00 0.00 03:54:01 PM eth0 1223.81 314.75 6446.17 31.03 0.00 0.00 0.00 0.00 03:54:01 PM docker0 2.98 3.92 0.42 0.46 0.00 0.00 0.00 0.00 03:54:01 PM vethbe67dcd 1.38 1.92 0.23 0.23 0.00 0.00 0.00 0.00 03:55:01 PM lo 5.53 5.53 0.51 0.51 0.00 0.00 0.00 0.00 03:55:01 PM eth0 141.74 103.27 1318.48 36.57 0.00 0.00 0.00 0.00 03:55:01 PM docker0 1.78 2.05 0.23 0.23 0.00 0.00 0.00 0.00 03:56:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:56:01 PM eth0 155.10 129.52 761.08 32.48 0.00 0.00 0.00 0.00 03:56:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:57:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:57:01 PM eth0 114.03 95.08 104.67 31.70 0.00 0.00 0.00 0.00 03:57:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.84 1.84 0.19 0.19 0.00 0.00 0.00 0.00 Average: eth0 416.28 218.06 2475.00 49.31 0.00 0.00 0.00 0.00 Average: docker0 0.68 0.85 0.09 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 03/31/2026 _x86_64_ (8 CPU) 15:49:56 LINUX RESTART (8 CPU) 03:50:00 PM CPU %user %nice %system %iowait %steal %idle 03:51:01 PM all 14.84 0.00 3.51 3.19 0.08 78.37 03:51:01 PM 0 17.24 0.00 4.27 3.33 0.08 75.09 03:51:01 PM 1 12.63 0.00 4.24 5.00 0.07 78.06 03:51:01 PM 2 24.71 0.00 4.48 2.77 0.10 67.95 03:51:01 PM 3 19.23 0.00 2.58 4.84 0.08 73.27 03:51:01 PM 4 11.13 0.00 3.33 2.47 0.07 83.01 03:51:01 PM 5 10.99 0.00 3.13 3.45 0.12 82.31 03:51:01 PM 6 11.29 0.00 3.04 2.25 0.07 83.35 03:51:01 PM 7 11.52 0.00 3.01 1.44 0.07 83.96 03:52:01 PM all 15.78 0.00 1.75 1.66 0.08 80.74 03:52:01 PM 0 10.53 0.00 1.27 0.94 0.07 87.20 03:52:01 PM 1 19.41 0.00 1.86 1.31 0.10 77.32 03:52:01 PM 2 18.06 0.00 1.98 2.55 0.10 77.31 03:52:01 PM 3 20.70 0.00 1.54 1.79 0.10 75.87 03:52:01 PM 4 18.73 0.00 2.24 1.39 0.08 77.55 03:52:01 PM 5 16.47 0.00 1.94 1.59 0.07 79.93 03:52:01 PM 6 11.11 0.00 1.68 2.25 0.08 84.88 03:52:01 PM 7 11.24 0.00 1.46 1.44 0.05 85.82 03:53:01 PM all 24.63 0.00 0.69 0.71 0.07 73.91 03:53:01 PM 0 11.46 0.00 0.40 0.58 0.05 87.50 03:53:01 PM 1 42.92 0.00 0.20 0.00 0.08 56.80 03:53:01 PM 2 52.93 0.00 1.52 0.27 0.12 45.17 03:53:01 PM 3 17.64 0.00 0.28 0.02 0.03 82.03 03:53:01 PM 4 24.30 0.00 0.75 0.20 0.07 74.68 03:53:01 PM 5 17.46 0.00 0.94 0.05 0.07 81.49 03:53:01 PM 6 9.51 0.00 1.17 4.55 0.05 84.72 03:53:01 PM 7 20.72 0.00 0.23 0.00 0.07 78.98 03:54:01 PM all 22.75 0.31 2.81 1.90 0.10 72.14 03:54:01 PM 0 32.25 0.00 2.87 0.87 0.12 63.89 03:54:01 PM 1 12.49 0.00 3.03 2.81 0.10 81.56 03:54:01 PM 2 19.21 0.02 2.73 3.98 0.10 73.96 03:54:01 PM 3 23.23 0.05 3.73 3.94 0.10 68.94 03:54:01 PM 4 24.53 0.08 2.83 0.17 0.10 72.29 03:54:01 PM 5 18.05 0.00 2.71 0.67 0.10 78.47 03:54:01 PM 6 26.22 2.29 2.37 1.92 0.10 67.10 03:54:01 PM 7 25.97 0.03 2.19 0.81 0.10 70.90 03:55:01 PM all 16.05 0.06 1.39 1.11 0.06 81.33 03:55:01 PM 0 20.44 0.02 1.09 0.02 0.07 78.38 03:55:01 PM 1 14.74 0.40 1.79 3.41 0.07 79.59 03:55:01 PM 2 31.29 0.00 2.28 1.59 0.07 64.78 03:55:01 PM 3 8.00 0.00 1.19 3.21 0.07 87.54 03:55:01 PM 4 7.20 0.02 1.39 0.10 0.05 91.25 03:55:01 PM 5 10.67 0.00 0.84 0.00 0.05 88.45 03:55:01 PM 6 15.88 0.02 1.20 0.52 0.05 82.33 03:55:01 PM 7 20.19 0.00 1.37 0.02 0.07 78.35 03:56:01 PM all 11.91 0.00 0.39 0.11 0.04 87.55 03:56:01 PM 0 42.31 0.00 0.95 0.10 0.10 56.54 03:56:01 PM 1 8.26 0.00 0.12 0.18 0.05 91.39 03:56:01 PM 2 21.73 0.00 0.18 0.43 0.05 77.61 03:56:01 PM 3 2.90 0.00 0.18 0.02 0.03 96.86 03:56:01 PM 4 4.09 0.00 0.42 0.12 0.03 95.34 03:56:01 PM 5 5.32 0.00 0.85 0.02 0.02 93.79 03:56:01 PM 6 4.62 0.00 0.17 0.02 0.02 95.18 03:56:01 PM 7 6.04 0.00 0.22 0.02 0.02 93.71 03:57:01 PM all 10.75 0.00 1.00 0.32 0.05 87.88 03:57:01 PM 0 6.56 0.00 0.67 0.02 0.05 92.70 03:57:01 PM 1 26.88 0.00 1.18 0.30 0.05 71.58 03:57:01 PM 2 20.21 0.00 1.39 0.63 0.07 77.70 03:57:01 PM 3 6.85 0.00 0.80 0.05 0.05 92.25 03:57:01 PM 4 7.32 0.00 0.70 0.00 0.03 91.94 03:57:01 PM 5 4.41 0.00 0.90 0.02 0.05 94.62 03:57:01 PM 6 2.20 0.00 1.22 0.00 0.03 96.54 03:57:01 PM 7 11.57 0.00 1.12 1.55 0.05 85.71 Average: all 16.66 0.05 1.65 1.29 0.07 80.28 Average: 0 20.10 0.00 1.65 0.84 0.08 77.33 Average: 1 19.62 0.06 1.78 1.86 0.07 76.61 Average: 2 26.89 0.00 2.08 1.74 0.09 69.20 Average: 3 14.07 0.01 1.47 1.98 0.07 82.40 Average: 4 13.88 0.01 1.67 0.64 0.06 83.74 Average: 5 11.90 0.00 1.62 0.83 0.07 85.59 Average: 6 11.53 0.33 1.55 1.64 0.06 84.89 Average: 7 15.30 0.00 1.37 0.75 0.06 82.50